Multi-Screen Synchronized Playback System, Display Control Terminal, Multi-Screen Synchronized Playback Method, and Program

1. A multi-screen synchronized playback system comprising: a plurality of display control terminals; and a synchronization server connected to the plurality of display control terminals, wherein: the synchronization server including: a synchronization time transmitting section that simultaneously transmits time information of a clock of the synchronization server to the plurality of display control devices, and each display control terminal including: a time setting section that sets a time on a clock of the display control terminal based on the time information simultaneously transmitted from the synchronization server, and a display control section that starts playback of content at a different playback start time set for each content from a plurality of contents based on the time on the clock of the display control terminal, the different playback start times for each content providing a sequential playback of the plurality of contents on a plurality of display devices.

2. The multi-screen synchronized playback system according to claim 1 , wherein: the synchronization server further includes a time setting section that sets a time on the clock of the synchronization server based on time information received via a network.

3. The multi-screen synchronized playback system according to claim 2 , wherein: the time setting section provided in the synchronization server sets time on the clock of the synchronization server based on time information received from an NTP server located on the network.

4. The multi-screen synchronized playback system according to claim 1 , wherein: the display control section provided in the display control terminal simultaneously starts playback of content which is the same as content whose playback is started by another display control terminal included in the multi-screen synchronized playback system.

5. The multi-screen synchronized playback system according to claim 1 , wherein: the display control section provided in the display control terminal prefetches, before a playback start time set for each content is reached, content corresponding to the playback start time.

6. The multi-screen synchronized playback system according to claim 1 , wherein: the display control section provided in the display control terminal ends content being played back and starts playback of content to be played back next at a time point a playback start time of the content to be played back next after the content being played back is reached.

7. A multi-screen synchronized playback system comprising: a plurality of first display control terminals; and a second display control terminal connected to the plurality of first display control terminals, wherein: the second display control terminal including: a display control section that starts playback of content at a playback start time set for each content based on a time on a clock of the second display control terminal, and a synchronization time transmitting section that simultaneously transmits time information of the clock of the second display control terminal to the plurality of first display control devices, and each first display control terminal including: a time setting section that sets a time on a clock of the first display control terminal based on the time information simultaneously transmitted from the second display control terminal, and a display control section for starting playback of content at the playback start time set for each content based on the time on the clock of the first display control terminal.

8. A display control terminal connected to the plurality of other display control terminals, the display control terminal comprising: a display control section that starts playback of content at a different playback start time set for each content from a plurality of contents based on a time on a clock of the display control terminal, the different playback start times for each content providing a sequential playback of the plurality of contents on a plurality of display devices; and a synchronization time transmitting section that simultaneously transmits time information of the clock of the display control terminal to the plurality of other display control devices to synchronize the time on the clock of the display control terminal and a time on clocks of the plurality of other display control terminals.

9. A multi-screen synchronized playback system comprising: a plurality of display control terminals; and a synchronization server connected to the plurality of display control terminals, wherein: the synchronization server including: a playback start signal transmitting section that simultaneously transmits a playback start signal for each content from a plurality of contents to the plurality of display control devices at a different playback start time set for each content based on a time on a clock of the synchronization server, the different playback start times for each content providing a sequential playback of the plurality of contents on a plurality of display devices; and the display control terminal including: a display control section that starts playback of corresponding content in accordance with the playback start signal received from the synchronization server.

10. A multi-screen synchronized playback system comprising: a plurality of first display control terminals; and a second display control terminal connected to the plurality of first display control terminals, wherein: the second display control terminal including: a display control section that starts playback of content at a playback start time set for each content based on a time on a clock of the second display control terminal, and a playback start signal transmitting section that simultaneously transmits a playback start signal for each content to the plurality of first display control devices at the playback start time set for each content based on the time on the clock of the second display control terminal, and the first display control terminal including a display control section that starts playback of corresponding content in accordance with the playback start signal received from the second display control terminal.

11. A display control terminal connected to a plurality of other display control terminals, the display control terminal comprising: a display control section that starts playback of content at a different playback start time set for each content from a plurality of contents based on a time on a clock of the display control terminal, the different playback start times for each content providing a sequential playback of the plurality of contents on a plurality of display devices; and a playback start signal transmitting section that simultaneously transmits a playback start signal for each content to the plurality of other display control devices at the playback start time set for each content based on the time on the clock of the display control terminal.

12. A multi-screen synchronized playback system comprising: a plurality of display control terminals; and a synchronization server connected to the plurality of display control terminals, wherein: the synchronization server including: a playback start signal transmitting section that simultaneously transmits time information to the plurality of display control devices at a predetermined time interval based on a time on a clock of the synchronization server, and the display control terminal includes: a display control section that starts playback of content at a different playback start time set for each content from a plurality of contents based on the time information received from the synchronization server, the different playback start times for each content providing a sequential playback of the plurality of contents on a plurality of display devices.

13. A multi-screen synchronized playback system comprising: a plurality of first display control terminals and a second display control terminal connected to the plurality of first display control terminals, wherein: the second display control terminal including: a display control section that starts playback of content at a different playback start time set for each content from a plurality of contents based on time on a clock of the second display control terminal, the different playback start times for each content providing a sequential playback of the plurality of contents on a plurality of display devices, and a playback start signal transmitting section that simultaneously transmits time information to the plurality of first display control devices at a predetermined time interval based on the time on the clock of the second display control terminal, and the first display control terminal including: a display control section that starts playback of content at the playback start time set for each content based on the time information received from the second display control terminal.

14. A display control terminal connected to a plurality of other display control terminals, the display control terminal comprising: a display control section that starts playback of content at a different playback start time set for each content from a plurality of contents based on a time on a clock of the display control terminal, the different playback start times for each content providing a sequential playback of the plurality of contents on a plurality of display devices; and a playback start signal transmitting section that simultaneously transmits time information to the plurality of other display control devices at a predetermined time interval based on the time on the clock of the display control terminal.

15. A multi-screen synchronized playback method of a multi-screen synchronized playback system having a plurality of display control terminals and a synchronization server connected to the plurality of display control terminals, the method comprising steps of: a synchronization time transmitting step of simultaneously transmitting, by the synchronization server, time information of a clock of the synchronization server to the plurality of display control devices; a time setting step of setting, by the display control terminal, a time on a clock of the display control terminal based on the time information simultaneously transmitted from the synchronization server; and a display control step of starting playback of content at a different playback start time set for each content from a plurality of contents based on the time on the clock of the display control terminal, the different playback start times for each content providing a sequential playback of the plurality of contents on a plurality of display devices.

16. A non-transitory computer readable storage medium having instructions stored therein, which when executed by a process causes the processor to execute the multi-screen synchronized playback method according to claim 15 .

17. A multi-screen synchronized playback method of a multi-screen synchronized playback system having a plurality of first display control terminals and a second display control terminal connected to the plurality of first display control terminals, the method comprising steps of: a display control step of starting, by the second display control terminal, playback of content at a playback start time set for each content based on a time on a clock of the second display control terminal; a synchronization time transmitting section for simultaneously transmitting, by the second display control terminal, time information of the clock of the second display control terminal to the plurality of first display control devices; a time setting step of setting, by the first display control terminal, time on a clock of the first display control terminal based on the time information simultaneously transmitted from the second display control terminal; and a display control step of starting, by the first display control terminal, playback of content at a playback start time set for each content, based on the time on the clock of the first display control terminal.

18. A multi-screen synchronized playback method of a multi-screen synchronized playback system having a plurality of display control terminals and a synchronization server connected to the plurality of display control terminals, the method comprising steps of: a playback start signal transmitting step of simultaneously transmitting, by the synchronization server, a playback start signal for each content to the plurality of display control devices at a different playback start time set for each content from a plurality of contents based on time on a clock of the synchronization server, the different playback start times for each content providing a sequential playback of the plurality of contents on a plurality of display devices; and a display control step of starting, by the display control terminal, playback of corresponding content in accordance with the playback start signal received from the synchronization server.

19. A multi-screen synchronized playback method of a multi-screen synchronized playback system having a plurality of first display control terminals and a second display control terminal connected to the plurality of first display control terminals, the method comprising steps of: a display control step of starting, by the second display control terminal, playback of content at a playback start time set for each content based on a time on a clock of the second display control terminal; a playback start signal transmitting step of simultaneously transmitting, by the second display control terminal, a playback start signal for each content to the plurality of first display control devices at the playback start time set for each content, based on the time on the clock of the second display control terminal; and a display control step of starting, by the first display control terminal, playback of corresponding content in accordance with the playback start signal received from the second display control terminal.

20. A multi-screen synchronized playback method of a multi-screen synchronized playback system having a plurality of display control terminals and a synchronization server connected to the plurality of display control terminals, the method comprising steps of: a playback start signal transmitting step of simultaneously transmitting, by the synchronization server, time information to the plurality of display control devices at a predetermined time interval, based on time on a clock of the synchronization server; and a display control step of starting, by the display control terminal, playback of content at a different playback start time set for each content from a plurality of contents based on the time information received from the synchronization server, the different playback start times for each content providing a sequential playback of the plurality of contents on a plurality of display devices.

21. A multi-screen synchronized playback method of a multi-screen synchronized playback system having a plurality of first display control terminals and a second display control terminal connected to the plurality of first display control terminals, the method comprising steps of: a display control step of starting, by the second display control terminal, playback of content at a playback start time set for each content, based on time on a clock of the second display control terminal; a playback start signal transmitting step of simultaneously transmitting, by the second display control terminal, time information to the plurality of first display control devices at a predetermined time interval based on the time on the clock of the second display control terminal; and a display control step of starting, by the first display control terminal, playback of content at the playback start time set for each content, based on the time information received from the second display control terminal.